the act of not being able to stop riding someone's dick, even if there not famous people. these people usually run after the people they follow like a hobbit does a ring. there is almost no cure for these people...actually there is no cure.

josh rode kobe's dick all the way to the loss against the celtics...i think he has dick-rider-syndrum

richard, u need to stop riding jhalens dick!, u need a doctor for that dick-rider-syndrum you have there.